Naseeb F. Eosinophilic Granulomatosis with Polyangitis (EGPA) and IgG4 related disease presenting as overlap Syndrome: Case report of unusual case and literature review. Pak J Chest Med [Internet]. 2018Sep.16 [cited 2026Jun.26];24(3):168-71. Available from: http://pjcm.net/index.php/pjcm/article/view/551